Anthropic Broke My OpenClaw Stack. GPT 5.4 Put It Back Together

If you quit OpenClaw after Anthropic pulled third-party harness support, I don't blame you. That week was a mess. One day Claude was the center of the stack. Then Anthropic cut subscription coverage for third-party harnesses, Boris Cherny said some of the Claude CLI blocking looked like an overactive abuse classifier, Peter Steinberger tried to route around it, and OpenClaw still kept hitting the wall when the request looked too much like a harnessed system-prompt wrapper.123 That is the part...